/*子元素靠两边主轴水平，交叉轴居中对齐*/
.flex-between{
    display: flex;
    justify-content: space-between;
    align-items: center;
}
/*子元素交叉轴居中对齐*/
.flex-align-center{
    display: flex;
    align-items: center;
}
.width-all{
    width: 100%;
}
.hidden-word{
    overflow: hidden;
    -o-text-overflow: ellipsis;
    text-overflow: ellipsis;
    white-space: nowrap;
    max-width: 2rem;
}
